PHP modX::getContext方法代码示例

 /**
  * Set the internal working context for grabbing context-specific options.
  *
  * @param $key
  * @return bool|\modContext
  */
 public function setWorkingContext($key)
 {
     if ($key instanceof \modResource) {
         $key = $key->get('context_key');
     }
     if (empty($key)) {
         return false;
     }
     $this->wctx = $this->modx->getContext($key);
     if (!$this->wctx) {
         $this->modx->log(\modX::LOG_LEVEL_ERROR, 'Error loading working context ' . $key, '', __METHOD__, __FILE__, __LINE__);
         return false;
     }
     return $this->wctx;
 }

 /**
  * Loads the access control policies applicable to this template variable.
  *
  * {@inheritdoc}
  */
 public function findPolicy($context = '')
 {
     $policy = array();
     $context = !empty($context) ? $context : $this->xpdo->context->get('key');
     if ($context === $this->xpdo->context->get('key')) {
         $catEnabled = (bool) $this->xpdo->getOption('access_category_enabled', null, true);
         $rgEnabled = (bool) $this->xpdo->getOption('access_resource_group_enabled', null, true);
     } elseif ($this->xpdo->getContext($context)) {
         $catEnabled = (bool) $this->xpdo->contexts[$context]->getOption('access_category_enabled', true);
         $rgEnabled = (bool) $this->xpdo->contexts[$context]->getOption('access_resource_group_enabled', true);
     }
     $enabled = $catEnabled || $rgEnabled;
     if ($enabled) {
         if (empty($this->_policies) || !isset($this->_policies[$context])) {
             if ($rgEnabled) {
                 $accessTable = $this->xpdo->getTableName('modAccessResourceGroup');
                 $policyTable = $this->xpdo->getTableName('modAccessPolicy');
                 $resourceGroupTable = $this->xpdo->getTableName('modTemplateVarResourceGroup');
                 $sql = "SELECT Acl.target, Acl.principal, Acl.authority, Acl.policy, Policy.data FROM {$accessTable} Acl " . "LEFT JOIN {$policyTable} Policy ON Policy.id = Acl.policy " . "JOIN {$resourceGroupTable} ResourceGroup ON Acl.principal_class = 'modUserGroup' " . "AND (Acl.context_key = :context OR Acl.context_key IS NULL OR Acl.context_key = '') " . "AND ResourceGroup.tmplvarid = :element " . "AND ResourceGroup.documentgroup = Acl.target " . "ORDER BY Acl.target, Acl.principal, Acl.authority";
                 $bindings = array(':element' => $this->get('id'), ':context' => $context);
                 $query = new xPDOCriteria($this->xpdo, $sql, $bindings);
                 if ($query->stmt && $query->stmt->execute()) {
                     while ($row = $query->stmt->fetch(PDO::FETCH_ASSOC)) {
                         $policy['modAccessResourceGroup'][$row['target']][] = array('principal' => $row['principal'], 'authority' => $row['authority'], 'policy' => $row['data'] ? $this->xpdo->fromJSON($row['data'], true) : array());
                     }
                 }
             }
             if ($catEnabled) {
                 $accessTable = $this->xpdo->getTableName('modAccessCategory');
                 $categoryClosureTable = $this->xpdo->getTableName('modCategoryClosure');
                 $sql = "SELECT Acl.target, Acl.principal, Acl.authority, Acl.policy, Policy.data FROM {$accessTable} Acl " . "LEFT JOIN {$policyTable} Policy ON Policy.id = Acl.policy " . "JOIN {$categoryClosureTable} CategoryClosure ON CategoryClosure.descendant = :category " . "AND Acl.principal_class = 'modUserGroup' " . "AND CategoryClosure.ancestor = Acl.target " . "AND (Acl.context_key = :context OR Acl.context_key IS NULL OR Acl.context_key = '') " . "ORDER BY CategoryClosure.depth DESC, target, principal, authority ASC";
                 $bindings = array(':category' => $this->get('category'), ':context' => $context);
                 $query = new xPDOCriteria($this->xpdo, $sql, $bindings);
                 if ($query->stmt && $query->stmt->execute()) {
                     while ($row = $query->stmt->fetch(PDO::FETCH_ASSOC)) {
                         $policy['modAccessCategory'][$row['target']][] = array('principal' => $row['principal'], 'authority' => $row['authority'], 'policy' => $row['data'] ? $this->xpdo->fromJSON($row['data'], true) : array());
                     }
                 }
             }
             $this->_policies[$context] = $policy;
         } else {
             $policy = $this->_policies[$context];
         }
     }
     return $policy;
 }

 /**
  * Load the attributes for the ACLs for the Resource Group
  *
  * @static
  * @param modX $modx A reference to the modX instance
  * @param string $context The context to load from. If empty, will use the current context.
  * @param int $userId The ID of the user to grab ACL records for.
  * @return array An array of loaded attributes
  */
 public static function loadAttributes(&$modx, $context = '', $userId = 0)
 {
     $attributes = array();
     if (empty($context)) {
         $context = $modx->context->get('key');
     }
     $enabled = (bool) $modx->getOption('access_resource_group_enabled', null, true);
     if ($context !== $modx->context->get('key') && $modx->getContext($context)) {
         $enabled = (bool) $modx->contexts[$context]->getOption('access_resource_group_enabled', $enabled);
     }
     if ($enabled) {
         $accessTable = $modx->getTableName('modAccessResourceGroup');
         $policyTable = $modx->getTableName('modAccessPolicy');
         $memberTable = $modx->getTableName('modUserGroupMember');
         $memberRoleTable = $modx->getTableName('modUserGroupRole');
         $legacyDocGroups = array();
         if ($userId > 0) {
             $sql = "SELECT acl.target, acl.principal, mr.authority, acl.policy, p.data FROM {$accessTable} acl " . "LEFT JOIN {$policyTable} p ON p.id = acl.policy " . "JOIN {$memberTable} mug ON acl.principal_class = 'modUserGroup' " . "AND (acl.context_key = :context OR acl.context_key IS NULL OR acl.context_key = '') " . "AND mug.member = :principal " . "AND mug.user_group = acl.principal " . "JOIN {$memberRoleTable} mr ON mr.id = mug.role " . "AND mr.authority <= acl.authority " . "ORDER BY acl.target, acl.principal, mr.authority, acl.policy";
             $bindings = array(':principal' => $userId, ':context' => $context);
             $query = new xPDOCriteria($modx, $sql, $bindings);
             if ($query->stmt && $query->stmt->execute()) {
                 while ($row = $query->stmt->fetch(PDO::FETCH_ASSOC)) {
                     $attributes[$row['target']][] = array('principal' => $row['principal'], 'authority' => $row['authority'], 'policy' => $row['data'] ? $modx->fromJSON($row['data'], true) : array());
                     $legacyDocGroups[$row['target']] = $row['target'];
                 }
             }
         } else {
             $sql = "SELECT acl.target, acl.principal, 0 AS authority, acl.policy, p.data FROM {$accessTable} acl " . "LEFT JOIN {$policyTable} p ON p.id = acl.policy " . "WHERE acl.principal_class = 'modUserGroup' " . "AND acl.principal = 0 " . "AND (acl.context_key = :context OR acl.context_key IS NULL OR acl.context_key = '') " . "ORDER BY acl.target, acl.principal, acl.authority, acl.policy";
             $bindings = array(':context' => $context);
             $query = new xPDOCriteria($modx, $sql, $bindings);
             if ($query->stmt && $query->stmt->execute()) {
                 while ($row = $query->stmt->fetch(PDO::FETCH_ASSOC)) {
                     $attributes[$row['target']][] = array('principal' => 0, 'authority' => $row['authority'], 'policy' => $row['data'] ? $modx->fromJSON($row['data'], true) : array());
                     $legacyDocGroups[$row['target']] = $row['target'];
                 }
             }
         }
         $_SESSION['modx.user.' . ($userId > 0 ? (string) $userId : '0') . '.resourceGroups'] = array($context => array_values($legacyDocGroups));
     }
     return $attributes;
 }

 /**
  * Find all policies for this object
  * 
  * @param string $context
  * @return array
  */
 public function findPolicy($context = '')
 {
     $policy = array();
     $enabled = true;
     $context = 'mgr';
     if ($context === $this->xpdo->context->get('key')) {
         $enabled = (bool) $this->xpdo->getOption('access_media_source_enabled', null, true);
     } elseif ($this->xpdo->getContext($context)) {
         $enabled = (bool) $this->xpdo->contexts[$context]->getOption('access_media_source_enabled', true);
     }
     if ($enabled) {
         if (empty($this->_policies) || !isset($this->_policies[$context])) {
             $accessTable = $this->xpdo->getTableName('sources.modAccessMediaSource');
             $sourceTable = $this->xpdo->getTableName('sources.modMediaSource');
             $policyTable = $this->xpdo->getTableName('modAccessPolicy');
             $sql = "SELECT Acl.target, Acl.principal, Acl.authority, Acl.policy, Policy.data FROM {$accessTable} Acl " . "LEFT JOIN {$policyTable} Policy ON Policy.id = Acl.policy " . "JOIN {$sourceTable} Source ON Acl.principal_class = 'modUserGroup' " . "AND (Acl.context_key = :context OR Acl.context_key IS NULL OR Acl.context_key = '') " . "AND Source.id = Acl.target " . "WHERE Acl.target = :source " . "GROUP BY Acl.target, Acl.principal, Acl.authority, Acl.policy";
             $bindings = array(':source' => $this->get('id'), ':context' => $context);
             $query = new xPDOCriteria($this->xpdo, $sql, $bindings);
             if ($query->stmt && $query->stmt->execute()) {
                 while ($row = $query->stmt->fetch(PDO::FETCH_ASSOC)) {
                     $policy['sources.modAccessMediaSource'][$row['target']][] = array('principal' => $row['principal'], 'authority' => $row['authority'], 'policy' => $row['data'] ? $this->xpdo->fromJSON($row['data'], true) : array());
                 }
             }
             $this->_policies[$context] = $policy;
         } else {
             $policy = $this->_policies[$context];
         }
     }
     return $policy;
 }

 /**
  * Get the Resource's full alias path.
  *
  * @param string $alias Optional. The alias to check. If not set, will
  * then build it from the pagetitle if automatic_alias is set to true.
  * @param array $fields Optional. An array of field values to use instead of
  * using the current modResource fields.
  * @return string
  */
 public function getAliasPath($alias = '', array $fields = array())
 {
     if (empty($fields)) {
         $fields = $this->toArray();
     }
     $workingContext = $this->xpdo->getContext($fields['context_key']);
     if (empty($fields['uri_override']) || empty($fields['uri'])) {
         /* auto assign alias if using automatic_alias */
         if (empty($alias) && $workingContext->getOption('automatic_alias', false)) {
             $alias = $this->cleanAlias($fields['pagetitle']);
         } elseif (empty($alias) && isset($fields['id']) && !empty($fields['id'])) {
             $alias = $this->cleanAlias($fields['id']);
         } else {
             $alias = $this->cleanAlias($alias);
         }
         $fullAlias = $alias;
         $isHtml = true;
         $extension = '';
         $containerSuffix = $workingContext->getOption('container_suffix', '');
         /* @var modContentType $contentType process content type */
         if (!empty($fields['content_type']) && ($contentType = $this->xpdo->getObject('modContentType', $fields['content_type']))) {
             $extension = $contentType->getExtension();
             $isHtml = strpos($contentType->get('mime_type'), 'html') !== false;
         }
         /* set extension to container suffix if Resource is a folder, HTML content type, and the container suffix is set */
         if (!empty($fields['isfolder']) && $isHtml && !empty($containerSuffix)) {
             $extension = $containerSuffix;
         }
         $aliasPath = '';
         /* if using full alias paths, calculate here */
         if ($workingContext->getOption('use_alias_path', false)) {
             $pathParentId = $fields['parent'];
             $parentResources = array();
             $query = $this->xpdo->newQuery('modResource');
             $query->select($this->xpdo->getSelectColumns('modResource', '', '', array('parent', 'alias')));
             $query->where("{$this->xpdo->escape('id')} = ?");
             $query->prepare();
             $query->stmt->execute(array($pathParentId));
             $currResource = $query->stmt->fetch(PDO::FETCH_ASSOC);
             while ($currResource) {
                 $parentAlias = $currResource['alias'];
                 if (empty($parentAlias)) {
                     $parentAlias = "{$pathParentId}";
                 }
                 $parentResources[] = "{$parentAlias}";
                 $pathParentId = $currResource['parent'];
                 $query->stmt->execute(array($pathParentId));
                 $currResource = $query->stmt->fetch(PDO::FETCH_ASSOC);
             }
             $aliasPath = !empty($parentResources) ? implode('/', array_reverse($parentResources)) : '';
             if (strlen($aliasPath) > 0 && $aliasPath[strlen($aliasPath) - 1] !== '/') {
                 $aliasPath .= '/';
             }
         }
         $fullAlias = $aliasPath . $fullAlias . $extension;
     } else {
         $fullAlias = $fields['uri'];
     }
     return $fullAlias;
 }